1.. SPDX-License-Identifier: GPL-2.0
2.. Copyright (C) 2023 Google LLC
3
4===========================================
5netns_ipv4 enum fast path usage breakdown
6===========================================
7
8============== ===================================== =================== =================== ==================================================
9Type           Name                                  fastpath_tx_access  fastpath_rx_access  comment
10============== ===================================== =================== =================== ==================================================
11unsigned_long  LINUX_MIB_TCPKEEPALIVE                write_mostly                            tcp_keepalive_timer
12unsigned_long  LINUX_MIB_DELAYEDACKS                 write_mostly                            tcp_delack_timer_handler,tcp_delack_timer
13unsigned_long  LINUX_MIB_DELAYEDACKLOCKED            write_mostly                            tcp_delack_timer_handler,tcp_delack_timer
14unsigned_long  LINUX_MIB_TCPAUTOCORKING              write_mostly                            tcp_push,tcp_sendmsg_locked
15unsigned_long  LINUX_MIB_TCPFROMZEROWINDOWADV        write_mostly                            tcp_select_window,tcp_transmit-skb
16unsigned_long  LINUX_MIB_TCPTOZEROWINDOWADV          write_mostly                            tcp_select_window,tcp_transmit-skb
17unsigned_long  LINUX_MIB_TCPWANTZEROWINDOWADV        write_mostly                            tcp_select_window,tcp_transmit-skb
18unsigned_long  LINUX_MIB_TCPORIGDATASENT             write_mostly                            tcp_write_xmit
19unsigned_long  LINUX_MIB_TCPHPHITS                                       write_mostly        tcp_rcv_established,tcp_v4_do_rcv,tcp_v6_do_rcv
20unsigned_long  LINUX_MIB_TCPRCVCOALESCE                                  write_mostly        tcp_try_coalesce,tcp_queue_rcv,tcp_rcv_established
21unsigned_long  LINUX_MIB_TCPPUREACKS                                     write_mostly        tcp_ack,tcp_rcv_established
22unsigned_long  LINUX_MIB_TCPHPACKS                                       write_mostly        tcp_ack,tcp_rcv_established
23unsigned_long  LINUX_MIB_TCPDELIVERED                                    write_mostly        tcp_newly_delivered,tcp_ack,tcp_rcv_established
24unsigned_long  LINUX_MIB_SYNCOOKIESSENT
25unsigned_long  LINUX_MIB_SYNCOOKIESRECV
26unsigned_long  LINUX_MIB_SYNCOOKIESFAILED
27unsigned_long  LINUX_MIB_EMBRYONICRSTS
28unsigned_long  LINUX_MIB_PRUNECALLED
29unsigned_long  LINUX_MIB_RCVPRUNED
30unsigned_long  LINUX_MIB_OFOPRUNED
31unsigned_long  LINUX_MIB_OUTOFWINDOWICMPS
32unsigned_long  LINUX_MIB_LOCKDROPPEDICMPS
33unsigned_long  LINUX_MIB_ARPFILTER
34unsigned_long  LINUX_MIB_TIMEWAITED
35unsigned_long  LINUX_MIB_TIMEWAITRECYCLED
36unsigned_long  LINUX_MIB_TIMEWAITKILLED
37unsigned_long  LINUX_MIB_PAWSACTIVEREJECTED
38unsigned_long  LINUX_MIB_PAWSESTABREJECTED
39unsigned_long  LINUX_MIB_TSECR_REJECTED
40unsigned_long  LINUX_MIB_DELAYEDACKLOST
41unsigned_long  LINUX_MIB_LISTENOVERFLOWS
42unsigned_long  LINUX_MIB_LISTENDROPS
43unsigned_long  LINUX_MIB_TCPRENORECOVERY
44unsigned_long  LINUX_MIB_TCPSACKRECOVERY
45unsigned_long  LINUX_MIB_TCPSACKRENEGING
46unsigned_long  LINUX_MIB_TCPSACKREORDER
47unsigned_long  LINUX_MIB_TCPRENOREORDER
48unsigned_long  LINUX_MIB_TCPTSREORDER
49unsigned_long  LINUX_MIB_TCPFULLUNDO
50unsigned_long  LINUX_MIB_TCPPARTIALUNDO
51unsigned_long  LINUX_MIB_TCPDSACKUNDO
52unsigned_long  LINUX_MIB_TCPLOSSUNDO
53unsigned_long  LINUX_MIB_TCPLOSTRETRANSMIT
54unsigned_long  LINUX_MIB_TCPRENOFAILURES
55unsigned_long  LINUX_MIB_TCPSACKFAILURES
56unsigned_long  LINUX_MIB_TCPLOSSFAILURES
57unsigned_long  LINUX_MIB_TCPFASTRETRANS
58unsigned_long  LINUX_MIB_TCPSLOWSTARTRETRANS
59unsigned_long  LINUX_MIB_TCPTIMEOUTS
60unsigned_long  LINUX_MIB_TCPLOSSPROBES
61unsigned_long  LINUX_MIB_TCPLOSSPROBERECOVERY
62unsigned_long  LINUX_MIB_TCPRENORECOVERYFAIL
63unsigned_long  LINUX_MIB_TCPSACKRECOVERYFAIL
64unsigned_long  LINUX_MIB_TCPRCVCOLLAPSED
65unsigned_long  LINUX_MIB_TCPDSACKOLDSENT
66unsigned_long  LINUX_MIB_TCPDSACKOFOSENT
67unsigned_long  LINUX_MIB_TCPDSACKRECV
68unsigned_long  LINUX_MIB_TCPDSACKOFORECV
69unsigned_long  LINUX_MIB_TCPABORTONDATA
70unsigned_long  LINUX_MIB_TCPABORTONCLOSE
71unsigned_long  LINUX_MIB_TCPABORTONMEMORY
72unsigned_long  LINUX_MIB_TCPABORTONTIMEOUT
73unsigned_long  LINUX_MIB_TCPABORTONLINGER
74unsigned_long  LINUX_MIB_TCPABORTFAILED
75unsigned_long  LINUX_MIB_TCPMEMORYPRESSURES
76unsigned_long  LINUX_MIB_TCPMEMORYPRESSURESCHRONO
77unsigned_long  LINUX_MIB_TCPSACKDISCARD
78unsigned_long  LINUX_MIB_TCPDSACKIGNOREDOLD
79unsigned_long  LINUX_MIB_TCPDSACKIGNOREDNOUNDO
80unsigned_long  LINUX_MIB_TCPSPURIOUSRTOS
81unsigned_long  LINUX_MIB_TCPMD5NOTFOUND
82unsigned_long  LINUX_MIB_TCPMD5UNEXPECTED
83unsigned_long  LINUX_MIB_TCPMD5FAILURE
84unsigned_long  LINUX_MIB_SACKSHIFTED
85unsigned_long  LINUX_MIB_SACKMERGED
86unsigned_long  LINUX_MIB_SACKSHIFTFALLBACK
87unsigned_long  LINUX_MIB_TCPBACKLOGDROP
88unsigned_long  LINUX_MIB_PFMEMALLOCDROP
89unsigned_long  LINUX_MIB_TCPMINTTLDROP
90unsigned_long  LINUX_MIB_TCPDEFERACCEPTDROP
91unsigned_long  LINUX_MIB_IPRPFILTER
92unsigned_long  LINUX_MIB_TCPTIMEWAITOVERFLOW
93unsigned_long  LINUX_MIB_TCPREQQFULLDOCOOKIES
94unsigned_long  LINUX_MIB_TCPREQQFULLDROP
95unsigned_long  LINUX_MIB_TCPRETRANSFAIL
96unsigned_long  LINUX_MIB_TCPBACKLOGCOALESCE
97unsigned_long  LINUX_MIB_TCPOFOQUEUE
98unsigned_long  LINUX_MIB_TCPOFODROP
99unsigned_long  LINUX_MIB_TCPOFOMERGE
100unsigned_long  LINUX_MIB_TCPCHALLENGEACK
101unsigned_long  LINUX_MIB_TCPSYNCHALLENGE
102unsigned_long  LINUX_MIB_TCPFASTOPENACTIVE
103unsigned_long  LINUX_MIB_TCPFASTOPENACTIVEFAIL
104unsigned_long  LINUX_MIB_TCPFASTOPENPASSIVE
105unsigned_long  LINUX_MIB_TCPFASTOPENPASSIVEFAIL
106unsigned_long  LINUX_MIB_TCPFASTOPENLISTENOVERFLOW
107unsigned_long  LINUX_MIB_TCPFASTOPENCOOKIEREQD
108unsigned_long  LINUX_MIB_TCPFASTOPENBLACKHOLE
109unsigned_long  LINUX_MIB_TCPSPURIOUS_RTX_HOSTQUEUES
110unsigned_long  LINUX_MIB_BUSYPOLLRXPACKETS
111unsigned_long  LINUX_MIB_TCPSYNRETRANS
112unsigned_long  LINUX_MIB_TCPHYSTARTTRAINDETECT
113unsigned_long  LINUX_MIB_TCPHYSTARTTRAINCWND
114unsigned_long  LINUX_MIB_TCPHYSTARTDELAYDETECT
115unsigned_long  LINUX_MIB_TCPHYSTARTDELAYCWND
116unsigned_long  LINUX_MIB_TCPACKSKIPPEDSYNRECV
117unsigned_long  LINUX_MIB_TCPACKSKIPPEDPAWS
118unsigned_long  LINUX_MIB_TCPACKSKIPPEDSEQ
119unsigned_long  LINUX_MIB_TCPACKSKIPPEDFINWAIT2
120unsigned_long  LINUX_MIB_TCPACKSKIPPEDTIMEWAIT
121unsigned_long  LINUX_MIB_TCPACKSKIPPEDCHALLENGE
122unsigned_long  LINUX_MIB_TCPWINPROBE
123unsigned_long  LINUX_MIB_TCPMTUPFAIL
124unsigned_long  LINUX_MIB_TCPMTUPSUCCESS
125unsigned_long  LINUX_MIB_TCPDELIVEREDCE
126unsigned_long  LINUX_MIB_TCPACKCOMPRESSED
127unsigned_long  LINUX_MIB_TCPZEROWINDOWDROP
128unsigned_long  LINUX_MIB_TCPRCVQDROP
129unsigned_long  LINUX_MIB_TCPWQUEUETOOBIG
130unsigned_long  LINUX_MIB_TCPFASTOPENPASSIVEALTKEY
131unsigned_long  LINUX_MIB_TCPTIMEOUTREHASH
132unsigned_long  LINUX_MIB_TCPDUPLICATEDATAREHASH
133unsigned_long  LINUX_MIB_TCPDSACKRECVSEGS
134unsigned_long  LINUX_MIB_TCPDSACKIGNOREDDUBIOUS
135unsigned_long  LINUX_MIB_TCPMIGRATEREQSUCCESS
136unsigned_long  LINUX_MIB_TCPMIGRATEREQFAILURE
137unsigned_long  __LINUX_MIB_MAX
138============== ===================================== =================== =================== ==================================================
139